Best SSL & TLS Certificate Providers for Mozilla Firefox

Compare the Top SSL & TLS Certificate Providers that integrate with Mozilla Firefox as of May 2026

This a list of SSL & TLS Certificate providers that integrate with Mozilla Firefox. Use the filters on the left to add additional filters for products that have integrations with Mozilla Firefox. View the products that work with Mozilla Firefox in the table below.

What are SSL & TLS Certificate Providers for Mozilla Firefox?

SSL and TLS certificate providers issue digital certificates that secure online communications by encrypting data between a user’s browser and a website. These certificates authenticate the identity of a website, building trust with visitors and protecting sensitive information like passwords, credit card details, and personal data. SSL/TLS providers offer various types of certificates, such as domain validation (DV), organization validation (OV), and extended validation (EV), each with increasing levels of verification. Many providers also offer tools for managing and renewing certificates, as well as scanning for vulnerabilities to enhance site security. With SSL and TLS certificates, businesses ensure their websites are secure, compliant, and trustworthy for users. Compare and read user reviews of the best SSL & TLS Certificate providers for Mozilla Firefox currently available using the table below. This list is updated regularly.

  • 1
    Entrust TLS/SSL Certificates
    Entrust TLS/SSL Certificates provide validated identity and encryption to secure your websites, users, and data. When your website is secured by an Entrust TLS/SSL Certificate, your visitors can be confident knowing that your organization's identity as been verified and that encryption will keep their data and transactions secure. With an Entrust TLS/SSL Certificate, your visitors never see browser alerts notifying them that your website is “not secure” or that their “connection is not private.” Invest in your reputation and great user experience with an Entrust TLS/SSL Certificate. Entrust is a founding member of the CA Security Council and the CA/Browser Forum, and actively contributes to develop industry standards for TLS/SSL, S/MIME, document signing, mobile device, and code signing certificates, as well as certificate management. Trust your security to a Certification Authority that defines digital security.
    Starting Price: $199
  • 2
    GoGetSSL

    GoGetSSL

    GoGetSSL

    GOGETSSL™ is a well-known and trusted brand on the market with more than 81,500 customers from 223+ countries. We sell digital certificates from leading certificate authorities for more than 10 years. Our store is a great place to find the cheapest SSL certificates to protect any website, application and online transactions. Our certificates issued by leading providers like Sectigo, RapidSSL, Thawte, DigiCert, and GeoTrust. We have domain validated, organization validation, extended validation, wildcard SSL certificates and of course multiple domains certificates available. Every certificate comes with the green lock in the address bar and website ranking improvement in Google Search engine. With EV certificates you get even more instant trust via green address bar with your verified company name. SSL protocol is one the most powerful way to protect your traffic against hackers and criminals. Remember, losing sensitive data of your customers means their losing trust!
    Starting Price: $4.43
  • 3
    RapidSSL

    RapidSSL

    RapidSSLOnline

    Fast & low-cost SSL certificates from a leading certificate authority. RapidSSL is an entry-level and low-cost SSL certificate brand from a leading Certificate Authority (CA) known for its lightning-fast issuance and no-frills encryption. It's purely focused on providing small/medium businesses (SMB) with strong 128- or 256-bit encryption in a flash. RapidSSL is dedicated to being a low-cost SSL provider with fast issuance of domain validation (DV) SSL only for basic trust and security of blogs, low-traffic sites, internal testing domains, and similar websites. RapidSSL certificates will provide you with basic encryption fast and for a cheap price! This extremely affordable entry-level security solution is easy to get because it uses an automated domain validation system to prove you own the domain. Issuance is almost immediate. You can secure an unlimited number of sub-domains in a flash with this cheap domain validation wildcard SSL certificate.
    Starting Price: $11.59
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